Current Sea Water Temperature:
+71.8°F
| Maximum Sea Water Temperature in May: | 78.8°F |
| Minimum Sea Water Temperature in May: | 58.4°F |
| Average water temperature in May: | 69.5°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| May 14 | 71.8°F | May 09 | 70.8°F |
| May 13 | 71.2°F | May 08 | 68.8°F |
| May 12 | 71.6°F | May 07 | 69.8°F |
| May 11 | 70.2°F | May 06 | 68.6°F |
| May 10 | 70.4°F | May 05 | 68.4°F |
When is the Warmest Sea for Nantong?
According to our data for the last three years for Nantong the highest average sea water temperature was in August, July and September.
Average Water Temperature by Month, °F
Sea Water Temperature in August
The average sea surface temperature in August 2025 for Nantong was 91.7°F. The maximum and minimum values were 88.8°F and 95.2°F respectively.
Sea Water Temperature in July
The average sea surface temperature in July 2025 for Nantong was 88.2°F. The maximum and minimum values were 84.8°F and 90.0°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Nantong was 89.0°F. The maximum and minimum values were 83.4°F and 92.8°F respectively.
China Resorts:
NAME
F°
| Beidaihe |  |
+68 |
| Beihai |  |
+88 |
| Beijing | |
+102 |
| Dadunhai |  |
+90 |
| Dalian | |
+66 |
| Guangzhou |  |
+88 |
| Haikou | |
+86 |
| Hainan | |
+94 |
| Hong Kong | |
+82 |
| Quingdao | |
+64 |
| Sanya | |
+90 |
| Shanghai | |
+74 |
| Shenzhen | |
+82 |
| Weihai | |
+68 |
| Yalong Bay | |
+90 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Nantong
Local time: 17:30
14 may, thursday
| 1800 |  |
72°F | W 17 mph |
| 2100 |  |
68°F | W 14 mph |
15 may, friday
| 0000 |  |
66°F | NW 9 mph |
| 0300 | |
64°F | W 10 mph |
| 0600 |  |
64°F | W 11 mph |
| 0900 | |
74°F | NW 16 mph |
| 1200 | |
78°F | NW 16 mph |
| 1500 | |
78°F | NW 17 mph |